/Engine/Source/Runtime/RHI/Public/RHIContext.h
void RHICopyTexture ( [FRHITexture](API\Runtime\RHI\FRHITexture) * SourceTexture, [FRHITexture](API\Runtime\RHI\FRHITexture) * DestTexture, const [FRHICopyTextureInfo](API\Runtime\RHI\FRHICopyTextureInfo) & CopyInfo )